Abstract: Disclosed is a transmission system for a vehicle, particularly for a bicycle. The system comprises an input and an output, and a first transmission and a second transmission between the input and the output, wherein the first transmission and the second transmission are connected in series. The first transmission is selectively operable according to a first transmission ratio or a second transmission ratio, and has a first load-shifting clutch for switching the first transmission from the first transmission ratio to the second transmission ratio and/or vice versa. The second transmission is selectively operable according to a third transmission ratio or a fourth transmission ratio, and has a second load-shifting clutch for switching the second transmission from the third transmission ratio to the fourth transmission ratio and/or vice versa.

Abstract: A fuel cell vehicle may include: a fuel cell stack configured to generate electric power for a traction motor; a compressor configured to supply air to the fuel cell stack, the compressor including an impeller and a motor configured to rotate the impeller; and a controller configured to decrease a rotation speed of the motor when detecting accelerator-off. The controller may be configured to decrease the rotation speed at a first deceleration rate when an air outlet pressure of the compressor is higher than a pressure threshold, and decrease the rotation speed at a second deceleration rate when the air outlet pressure of the compressor is lower than the pressure threshold, the second deceleration rate being lower than the first deceleration rate.

Abstract: A battery cell includes a cell can including a plurality of walls forming a cell stack receiving zone. Each of the plurality of walls includes an inner surface. A cell stack is arranged in the cell stack receiving zone. The cell stack has an outer surface that is spaced from the inner surface of at least one of the plurality of walls. A cell can insert is arranged between the outer surface of the cell stack and the inner surface of the at least one of the plurality of walls. The cell can insert provides structural support and a thermal flow path between the cell stack and the cell can.

Abstract: The present application relates to an F clutch drum, which includes a clutch drum body and a gear ring fixed to an inner wall of the clutch drum body by foundry steel insert for cooperation with a clutch plate of the F clutch; the clutch drum body is made of aluminum alloy; the gear ring is made of alloy steel. The upgraded drum, as a brand-new insert design process, is formed by extruding and stamping alloy steel sheets. However, it is difficult to meet the dimensional requirements of the connecting teeth. Iron bars are welded around the steel sheets. This maintains uniform spacing between each tooth and ensures that the connection dimensions meet the requirements.

Abstract: A motor vehicle comprising: a body defining a front and a rear, with reference to a normal forward driving direction of the motor vehicle; a first axle carried by the front and comprising, in turn, a first and a second front wheel, which can rotate around a first and a second axis, respectively; a second axle carried by the rear and comprising, in turn, a third and a fourth rear wheel, which can rotate around a third and a fourth axis, respectively; a first electric motor carried by the second axle; and a fifth longitudinal axis parallel to the normal forward driving direction; the first electric motor comprises, in turn, a first output shaft capable of rotating around a sixth axis orthogonal to the third and fourth axis and extends from the side of the rear relative to the third and fourth axis, moving parallel to the fifth axis.

Abstract: A compact work machine, such as a compact track loader and/or a compact utility loader, which can carry and operate a wide range of attachments while maintaining a reduced operating footprint. The work machine may include a cooling system for an engine of the work machine. The cooling system comprises a base frame configured to be mounted to the engine, a nozzle frame coupled with the base frame, and a fan positioned within a fan-receiving space located between the base frame and the nozzle frame. The cooling system presents a convergent nozzle surface surrounding the fan-receiving space.

Abstract: The invention relates to an epicyclic gear with a housing, a sun gear, a planet carrier, at least one planet gear and a ring gear. The planet carrier is rotatably mounted in the housing. The housing defines an assembly direction for mounting the planet carrier. A bearing seat of the planet carrier, which serves for the rotatable mounting of the planet carrier in the housing and which is arranged adjacent to an insertion end of the planet carrier and in the use position of the planet carrier in the assembly direction behind the ring gear, has a diameter which is smaller than an inner diameter, in particular than a tip diameter, of the ring gear.

Abstract: An electric work vehicle includes a chassis, a battery housing to house a plurality of battery modules, a cooling structure mounted to a front portion of the battery housing, and an inverter. The battery housing is supported by the chassis. The cooling structure includes a fan mounted at a front portion of the cooling structure. The fan is rotated by an electric motor powered by the inverter.

Abstract: A hybrid drivetrain is operable for selective driving of first wheels through a first drive shaft to which a first drive unit is connectable, and second wheels through a second drive shaft to which a second drive unit is connectable. A connection clutch allows for selective connection between the first and second drive units. A slip clutch assembly allows selective connection between the second drive unit and the second drive shaft. The slip clutch assembly may be a dual clutch arrangement having two slip clutches respectively located on either side of a bevel gear. The slip clutches are controllable for allowing different rotational speeds of the second wheels driven by the second drive shaft.

Abstract: A clutch assembly is provided that includes inner and outer races. The clutch assembly also includes sprags concentrically disposed in an annular space between the inner and outer races. Each sprag includes an inner step and an outer step. The clutch assembly further includes a segmented ring configured to radially expand and radially contract. The clutch assembly also includes a resilient element configured to exert a force on the segmented ring and affect expansion or contraction of the segmented ring. In a disengaged state, the segmented ring is configured to contract to exert a radially inward pressure on the inner step of each sprag to create a gap between each sprag and the outer race. In an engaged state, the segmented ring is configured to expand to exert radially outward pressure on the outer step of each sprag to wedge each sprag between the inner and outer races.

Abstract: A parking lock arrangement for a motor vehicle transmission includes a parking lock gear arranged on a transmission shaft by sliding onto a guide region (7) defined on the radially outward side of the component (2) via a guide region (6) formed on the radially inward side of the parking lock gear (4). In the final position, a recess (14) extending peripherally around the guide region (6) of the parking lock gear (4) has been axially brought into overlap with a recess (13) extending peripherally around the guide region (7) of the component. The parking lock gear (4) and the component are securable against each other via a securing ring. The securing ring engages partially radially into the recess (14) in the guide region (6) on the parking lock gear (4) and partially radially into the recess (13) in the guide region (7) on the component.

Abstract: A work machine includes (i) an air cleaner being on the inner side of a motive section relative to a radiator and having an air intake port facing an air intake section of a hood and (ii) an air intake state switcher switchable between an outside air introducing state and a hot air introducing state, wherein in the outside air introducing state, the air intake state switcher causes outside air to be introduced through the air intake port, and in the hot air introducing state, the air intake state switcher causes air to be introduced from a high temperature area hotter than outside air through the air intake port.

Abstract: A blocking mechanism includes a mobile pawl mounted with the ability to pivot between a locking position and a release position. The mobile pawl includes a cam surface, a pushing device including a cam follower able to move on the cam surface in order to move the mobile pawl from the release position to the locking position, and an actuating lever moving the pushing device and including a first notch and a second notch. A positioning member engages in the first notch in the locking position and in the second notch in the release position. The positioning member includes a first fixing surface and a second fixing surface which are offset from one another axially.

Abstract: In an exemplary embodiment, a coolant system is provided that includes one or more connectors and a plurality of inserted devices. The one or more connectors are each configured to facilitate flow of coolant fluid of the coolant system, and each include a base and a plurality of ports. The base defines fluid passageways therein. The plurality of ports are coupled to the fluid passageways, and are configured to allow the flow of the coolant fluid therethrough. Each of the ports includes a rotatable head and a plurality of stops. The plurality of inserted devices each have respective mating components, and are each inserted within a respective one of the ports at an angle that is determined based on an engagement of the respective mating components with one or more of the plurality of stops of the rotatable head of the respective port.

Abstract: A machine may include a frame and a lift system. The lift system may include a lift arm attached to the frame. The lift arm may be configured to actuate between a raised position and a lowered position. The lift system may include a roller attached to the frame. The machine may include a power unit including an energy storage unit and a power unit housing containing the energy storage unit. The power unit housing may include an engagement element configured to engage the power unit housing with the lift arm. The power unit housing may include a cam element, projecting from the power unit housing, configured to slidably engage with the roller during actuation of the lift arm.

Abstract: A battery assembly for an electric vehicle is provided that has a housing, one or more battery units, and a mounting system. The housing includes a concave shell extending from an upper portion of the housing toward a bottom portion of the housing. The concave shell is disposed around an internal space. A cover is coupled with an edge of the concave shell. The one or more battery units are disposed within the internal space of the housing. The mounting system is for connecting the battery assembly to a vehicle frame.

Abstract: A battery maintenance system for a vehicle, including a battery mounted to the vehicle, the battery having a charge level, an electric motor connected to a ground engaging member of the vehicle, a hybrid power source mounted to the vehicle, and configured, at least in part, to provide electric power with the battery to power the electric motor, and a control module mounted to the vehicle, the control module configured to probe the battery when the vehicle is in a sleep state, determine whether the charge level of the battery is above a minimum level, and if not, activate the hybrid power source to deliver electrical power to the battery at least until the charge level of the battery is above the minimum level.

Abstract: A freewheel hub for a bicycle includes a driver and a hub sleeve, which are each supported on a hub axle to be rotatable about a common axis of rotation, a detent body arrangement having at least one detent body, supported in a radial detent body recess to be displaceable between a locking position and a release position, and a preloading device, which is configured to preload the detent body towards the locking position, wherein the detent body recess is provided in a component comprising the driver and the hub sleeve, while the other has a radial driving tooth system or is connected for conjoint rotation to the latter, wherein the surface of the detent body has a coupling surface, which rests against a contact surface of the detent body recess in the locking position, while an engagement portion of the detent body engages in the driving tooth system.

Abstract: A reverse-input blocking clutch includes a housing, an input shaft, an output shaft, a pair of engaging elements, a first bearing mechanism provided between the input shaft and the housing, and a second bearing mechanism provided between the output shaft and the housing. At least one of the input shaft, the output shaft, and the housing has a raceway surface which contacts at least one rolling element of the first bearing mechanism and the second bearing mechanism.

Abstract: A parking lock device includes: an electric motor; and a mechanism including a lock member configured to detachably engage with a parking gear and operate based on output from the electric motor. The mechanism includes a first mechanism part configured to switch a state of the parking gear between a locked state and an unlocked state by moving the lock member based on output from the electric motor, and a second mechanism part configured to switch a state of the parking gear from a locked state to an unlocked state by moving the lock member based on an external input generated manually. When the parking gear is in a locked state, in the first mechanism part, a relation between the second mechanism part and the electric motor is switchable between connection and disconnection with the second mechanism part on the basis of an output from the electric motor.